forked from OSchip/llvm-project
33 lines
901 B
ArmAsm
33 lines
901 B
ArmAsm
# REQUIRES: x86
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# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t1.o
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# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %p/Inputs/x86-64-split-stack-main.s -o %t2.o
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# RUN: ld.lld --defsym __morestack=0x100 --defsym __morestack_non_split=0x200 %t1.o %t2.o -o %t
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# RUN: llvm-objdump -d %t 2>&1 | FileCheck %s
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# An unknown prologue ordinarily gives a match failure, except that this
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# object file includes a .note.GNU-no-split-stack section, which tells the
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# linker to expect such prologues, and therefore not error.
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# CHECK: __morestack
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.text
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.global unknown_prologue
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.type unknown_prologue,@function
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unknown_prologue:
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push %rbp
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mov %rsp,%rbp
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cmp %fs:0x70,%rsp
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jae 1f
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callq __morestack
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retq
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1:
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callq non_split
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leaveq
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retq
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.size unknown_prologue,. - unknown_prologue
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.section .note.GNU-split-stack,"",@progbits
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.section .note.GNU-no-split-stack,"",@progbits
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